Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 021185/0447 | |
| Pages: | 9 |
| | Recorded: | 07/02/2008 | | |
| Attorney Dkt #: | 060877.091176 |
| Conveyance: | SECURITY AGREEMENT |
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Total properties:
6
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Patent #:
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Issue Dt:
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03/18/2003
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Application #:
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09620580
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Filing Dt:
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07/20/2000
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Title:
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PIPE HANDLING APPARATUS
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Patent #:
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Issue Dt:
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04/13/2004
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Application #:
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10389026
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Filing Dt:
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03/14/2003
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Publication #:
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Pub Dt:
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08/07/2003
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Title:
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PIPE HANDLING APPARATUS
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Patent #:
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Issue Dt:
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11/29/2005
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Application #:
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10818575
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Filing Dt:
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04/06/2004
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Publication #:
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Pub Dt:
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10/07/2004
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Title:
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PIPE HANDLING APPARATUS
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Patent #:
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Issue Dt:
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06/27/2006
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Application #:
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10826783
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Filing Dt:
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04/16/2004
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Publication #:
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Pub Dt:
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10/20/2005
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Title:
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METHOD OF TREATING OIL AND GAS WELLS
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Patent #:
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Issue Dt:
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09/25/2007
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Application #:
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11161185
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Filing Dt:
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07/26/2005
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Publication #:
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Pub Dt:
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02/02/2006
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Title:
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METHOD OF PUMPING AN "IN-THE-FORMATION" DIVERTING AGENT IN A LATERAL SECTION OF AN OIL AND GAS WELL
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Patent #:
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Issue Dt:
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04/15/2008
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Application #:
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11516105
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Filing Dt:
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09/05/2006
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Publication #:
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Pub Dt:
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03/15/2007
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Title:
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METHOD AND SYSTEM FOR EVALUATING WEIGHT DATA FROM A SERVICE RIG
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Assignee
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| 231 SOUTH LASALLE ST. |
| CHICAGO, ILLINOIS 60697 |
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Correspondence name and address
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CONSTANCE G. RHEBERGEN
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711 LOUISIANA
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SUITE 2300
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HOUSTON, TX 77002-2770
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